> ## Documentation Index > Fetch the complete documentation index at: https://razorpay-60c89f9a-mintlify-audit-missing-sections-1778528421.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # Top-up Fundsource Lite > **POST** `/v1/upi/tpap/payments/pay` Use this endpoint to add balance to Fundsource Lite account. ### Request ```curl: Curl theme={null} curl -X POST 'https://api.rzp..com/v1/upi/tpap/payments/pay' \ -u [YOUR_KEY_ID]:[YOUR_SECRET] \ -H "Content-type: application/json" \ -H "x-device-fingerprint: " \ -H "x-device-fingerprint-timestamp: 1496918882000" \ -H "x-customer-reference: cust_ref" \ -d '{ "upi_transaction_id": "RZP1KuSUGrp2l6MmPuT0163789452QPAY02", "reference_id": "RSKwpINfSkdEvtdxf", "initiation_mode": "QR Code", "upi_purpose_code": "42", "purpose": "UPI Lite Top Up", "device": { "geocode": "12.9667,77.5667", "ip": "198.1.1.1" }, "currency": "INR", "amount": 100, "type": "pay", "description": "Upi-lite registration", "payer": { "vpa": "9560137963.stage@rzp", "fundsource_id": "fs_Mock14charID" }, "upi_credentials": { "MPIN": "{\"type\":\"PIN\",\"subType\":\"MPIN\",\"data\":{\"encryptedBase64String\":\"encrypted_string\",\"code\":\"NPCI\"}}", "ARQC": "{\"type\":\"ARQC\",\"subType\":\"initial\",\"data\":{\"encryptedBase64String\":\"encrypted_string\",\"code\":\"NPCI-LITE\"}}" }, "payees": [ { "fundsource_lite_id": "lite_id" } ] }' ``` ### Response ```json: Success theme={null} { "entity": "upi.payment", "upi_transaction_id": "RZPc2ed455b797e4add8392110cfc528acc", "reference_id": "ord_somfv432nsa", "upi_customer_reference_number": "804813039157", "upi_reference_url": "https://www.test.com", "upi_reference_category": "00", "upi_initiation_mode": "00", "upi_purpose_code": "42", "currency": "INR", "amount": 100, "type": "pay", "description": "flight tickets", "payer": { "vpa": "gaurav.kumar@exampleupi", "fundsource": { "ifsc": "AXIS0000058", "masked_account_number": "XXXXXXXXXXX3000" }, "name": "Gaurav Kumar", "mcc": "0000", "upi_response_code": "00", "upi_reversal_response_code": "00" }, "payees": [ { "fundsource_lite": { "id": "lite_id", "upi_lite_reference_number": "1234567890", "upi_lite_credentials": { "ARPC": "string" } }, "name": "Gaurav Kumar", "mcc": "0000", "response_code": "00", "reversal_response_code": "00" } ], "status": "created", "created_at": "1653915355", "updated_at": "1691097057" } ``` ### Parameters `upi_transaction_id` *mandatory* : `string` Unique UPI transaction id. `reference_id` *optional* : `string` Merchant reference id. `upi_initiation_mode` *optional* : `enum` Indicates the 2-digit code defined by NPCI. Possible values: * `00`: Default - When no specific code is assigned or for general default scenarios. * `01`: QR Code - For making payments by scanning a standard QR code. * `02`: Secure QR Code - For payments that require additional security with QR codes. * `03`: Bharat QR Code - For interoperable payments across various payment networks using Bharat QR. * `04`: Intent - For payments initiated by an intent from an application or browser. * `05`: Secure Intent - For payments initiated by a secure intent from an app or browser. * `06`: NFC (Near Field Communication) - For contactless payments using NFC technology. * `07`: BLE (Bluetooth) - For payments made through Bluetooth Low Energy technology. * `08`: UHF (Ultra High Frequency) - For payments made using UHF technology, typically for toll payments. * `09`: Aadhaar - For payments authenticated using an Aadhaar number and biometric verification. * `10`: SDK (Software Development Kit) - For payments initiated through an SDK embedded in an app. * `11`: UPI-Mandate - For setting up recurring payments or mandates using UPI. * `12`: FIR (Foreign Inward Remittance) - For receiving remittances from foreign countries. * `13`: QR Mandate - For setting up recurring payments using a QR code. * `14`: BBPS - For making bill payments through the Bharat Bill Payment System. `upi_purpose_code` *optional* : `enum` The 2-digit code defined by NPCI present in the intent URL or QR codes. Possible values: * `01`: SEBI * `02`: AMC * `03`: Travel * `04`: Hospitality * `05`: Hospital * `06`: Telecom * `07`: Insurance * `08`: Education * `09`: Gifting * `10`: BBPS * `11`: Global UPI * `12`: Metro ATM QR * `13`: Non-metro ATM QR * `14`: Standing Instruction * `15`: Corporate disbursement `purpose` *mandatory* : `string` The purpose of the payout. `device` *optional* : `object` The device details. `ip` : `string` The IP address of the device. `geocode` : `string` The location coordinates of the device. For example, `12.9667,77.5667`. `currency` *mandatory* : `string` The currency in which the payment should be made by the customer. For example, `INR`. `amount` *mandatory* : `integer` The amount to be paid by the customer in currency subunits. For example, if the amount is 100, enter `10000` `type` *mandatory* : `string` Type of transaction. Should be `pay`. `description` *optional* : `string` Description of the transaction. `payer` *mandatory* : `string` Payer details. `vpa` *mandatory* : `string` Payer’s VPA. `fundsource_id` *mandatory* : `string` Fundsource id of payer. `upi_credentials` *mandatory* : `object` MPIN and ARQC encrypted credentials. `payees` *mandatory* : `string` Payee details. `fundsource_lite_id` *mandatory* : `string` Fundsource Lite id of the payee. ### Parameters `entity` : `string` Name of entity. Here it is, `upi.payment`. `upi_transaction_id` : `string` UPI transaction id generated. `reference_id` : `string` Merchant reference id. `upi_customer_reference_number` : `string` Customer Reference number at NPCI. `upi_reference_url` : `string` URL for the payment reference. `upi_reference_category` : `string` UPI Reference Category Code. `upi_initiation_mode` : `enum` Indicates the 2-digit code defined by NPCI. Possible values: * `00`: Default - When no specific code is assigned or for general default scenarios. * `01`: QR Code - For making payments by scanning a standard QR code. * `02`: Secure QR Code - For payments that require additional security with QR codes. * `03`: Bharat QR Code - For interoperable payments across various payment networks using Bharat QR. * `04`: Intent - For payments initiated by an intent from an application or browser. * `05`: Secure Intent - For payments initiated by a secure intent from an app or browser. * `06`: NFC (Near Field Communication) - For contactless payments using NFC technology. * `07`: BLE (Bluetooth) - For payments made through Bluetooth Low Energy technology. * `08`: UHF (Ultra High Frequency) - For payments made using UHF technology, typically for toll payments. * `09`: Aadhaar - For payments authenticated using an Aadhaar number and biometric verification. * `10`: SDK (Software Development Kit) - For payments initiated through an SDK embedded in an app. * `11`: UPI-Mandate - For setting up recurring payments or mandates using UPI. * `12`: FIR (Foreign Inward Remittance) - For receiving remittances from foreign countries. * `13`: QR Mandate - For setting up recurring payments using a QR code. * `14`: BBPS - For making bill payments through the Bharat Bill Payment System. `upi_purpose_code` : `enum` The 2-digit code defined by NPCI present in the intent URL or QR codes. Possible values: * `01`: SEBI * `02`: AMC * `03`: Travel * `04`: Hospitality * `05`: Hospital * `06`: Telecom * `07`: Insurance * `08`: Education * `09`: Gifting * `10`: BBPS * `11`: Global UPI * `12`: Metro ATM QR * `13`: Non-metro ATM QR * `14`: Standing Instruction * `15`: Corporate disbursement `currency` : `string` Currency for transaction (INR). `amount` : `string` Transaction amount in paisa. `type` : `string` Transaction type. `description` : `string` Payment description. `payer` : `object` Payer details. `vpa` : `string` Payer's VPA. `fundsource` : `object` Payer's bank fundsource. `ifsc` : `string` Payer's IFSC code. `masked_account_number` : `string` Masked account number. `payees` : `array` List of payee objects. `fundsource_lite` : `string` Indicates the Lite details. `id` : `string` Fundsource Lite id. `upi_lite_reference_number` : `string` Reference number of Lite. `upi_lite_credentials` : `string` Contains encrypted ARPC proof. `ARPC` : `string` Authentication Response Code credential. `status` : `string` Transaction status. Possible values: * `created` * `pending` * `success` * `failed` `created_at` : `integer` UNIX timestamp at which the payment was created. `updated_at` : `integer` UNIX timestamp at which the payment was updated.